The Audi S5 3.0 TFSI 333hp (8T - 2007 - 2016) produces 333bhp and 440Nm in standard form. Our Stage 1 ECU tuning file raises output to 400bhp and 510Nm, a gain of 67bhp and 70Nm, with no hardware modifications required. The file is delivered through the ByteFLASH portal and is ready to write to the vehicle.